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FR 0x90r00t

Also known as
  • #0x90r00t

Website: https://0x90r00t.com/

Twitter: https://twitter.com/0x90r00t

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Participated in CTF events

Overall rating place: 890 with 55.965 pts in 2025

Country place: 28

PlaceEventCTF pointsRating points
15DefCamp Capture the Flag (D-CTF) 2025 Quals4149.000039.231
55GPN CTF 2025663.00007.681
18Auvergn'Hack1080.00008.904
789PlaidCTF 20251.00000.150

Overall rating place: 886 with 55.672 pts in 2024

Country place: 39

PlaceEventCTF pointsRating points
205 GlacierCTF 2024100.00000.633
15HeroCTF v64985.000025.555
16DefCamp Capture the Flag (D-CTF) 2024 Quals2817.000029.484
PlaceEventCTF pointsRating points
115niteCTF200.00000.563
74BackdoorCTF 20235737.00009.537
322pingCTF 2023100.00000.541
544TUCTF 202350.00000.177
76 GlacierCTF 2023680.00002.876
11DefCamp CTF Finals 2023782.68200.000
58LakeCTF Quals 23450.00003.503
13DefCamp Capture the Flag (D-CTF) 2023 Quals2488.000020.506
206Real World CTF 5th34.00000.926

Overall rating place: 545 with 63.580 pts in 2022

Country place: 18

PlaceEventCTF pointsRating points
17DefCamp Capture the Flag (D-CTF) 2022 Quals3814.000015.116
87corCTF 2022954.00003.028
15n00bzCTF 20227433.00009.181
712SEETF 2022100.00000.127
10DefCamp CTF 21-22 Online3795.000036.128

Overall rating place: 405 with 71.808 pts in 2021

Country place: 14

PlaceEventCTF pointsRating points
43OverTheWire Advent Bonanza 2021693.00000.000
728redpwnCTF 2021613.00002.181
3CyberThreatForce CTF | 20217435.00000.000
195PlaidCTF 20211.00000.527
216Midnight Sun CTF 2021 Quals58.00000.797
118ångstromCTF 20211725.000012.921
161VolgaCTF 2021 Qualifier132.00001.340
106LINE CTF 2021150.00000.721
290BlueHens CTF 20215.00000.089
96NahamCon CTF 20216976.00006.152
105zer0pts CTF 2021383.00002.039
88Union CTF 2021300.00001.415
18Tenable CTF 20214800.000017.033
8SecureBug CTF1700.000022.669
49DiceCTF 2021911.00005.262

Overall rating place: 41 with 385.026 pts in 2020

Country place: 2

PlaceEventCTF pointsRating points
59hxp CTF 2020385.00006.067
156X-MAS CTF 20201049.00000.000
33ASIS CTF Finals 2020653.000015.729
3boot2root 202015538.000031.122
1DefCamp CTF 2020 Online6478.000062.860
3CTF 313 2020221.000024.643
401HITCON CTF 202050.00001.216
26Dragon CTF 20201559.000034.867
8Block CTF 20201351.000025.024
2SunshineCTF 20202864.000029.914
226CyberSecurityRumble CTF500.00001.384
11Hack.lu CTF 20203410.000065.168
11N1CTF 20203541.000014.859
23SECCON 2020 Online CTF1288.000020.694
61TastelessCTF 2020301.00001.782
46EKOPARTY CTF 20205686.00009.838
30TokyoWesterns CTF 6th 20201739.000037.498
64CSAW CTF Qualification Round 20202005.000027.777
240ALLES! CTF 202056.00000.378
376Google Capture The Flag 202098.00001.565
101Crypto CTF 2020108.00000.852
39UNICORN CTF 20201747.00001.733
111HacktivityCon CTF2075.00005.343
89CyBRICS CTF 2020546.00002.195
1373kCTF-2020262.00000.774
26csictf 202016323.000017.921
27CCTF 2020623.00004.152
68rgbCTF 20204558.00005.037
111ASIS CTF Quals 2020213.00003.443
24CSCML CTF 20201890.00006.828
26redpwnCTF 202013270.000014.728
23UUTCTF 2020825.00003.928
17Zh3r0 CTF8524.00009.523
19NahamCon CTF4740.000016.886
10Really Awesome CTF 202016700.000023.903
5HSCTF 713876.000024.662
30castorsCTF206929.000013.127
23TJCTF 20202160.000017.884
553DEF CON CTF Qualifier 2020200.00002.820
188S㎩mAndFlags Uけimate w呎は屸de C㏊mᒆonship Teaser ꕫꕫ - ㎩㏚i㎄ Edition10.00000.166
121Covid-19 CTF766.00000.000
79Houseplant CTF 202010702.00007.795
125WPICTF 2020876.00007.174
145PlaidCTF 2020301.00005.128
19Byte Bandits CTF 20203881.000021.167
245DawgCTF 20201470.00003.199
78TG:HACK 20201998.00004.658
100Midnight Sun CTF 2020 Quals549.00005.296
12AUCTF 202032605.000020.040
61X-MAS GTF 20201756.00000.000
38VolgaCTF 2020 Qualifier1410.000011.848
11Securinets CTF Quals 202013147.000023.471
1riftCTF5668.000042.880
5TAMUctf 20209993.00000.000
255b01lers CTF102.00000.440
29ångstromCTF 20203995.000024.741
15UTCTF 202013058.000012.201
4BauCTF Winter 2020 Quals 390.000027.917
15Aero CTF 20203519.000013.174
12Pragyan CTF 20201710.000015.177
67SarCTF by Saratov State University9473.00008.595
12NeverLAN CTF 20205015.00005.417
93nullcon HackIM 2020702.00003.925
87RundergroundCTF #13588.17002.402
98HackTM CTF Quals 2020789.00002.104
16riceteacatpanda16832.000012.620
20Insomni'hack teaser 2020419.000012.654
34WhiteHat Grand Prix 06 – Quals1000.00005.361

Overall rating place: 41 with 320.694 pts in 2019

Country place: 2

PlaceEventCTF pointsRating points
3TetCTF 202011.00000.000
10BambooFox CTF2598.00000.000
70hxp 36C3 CTF318.00002.537
61watevrCTF 2019624.00003.080
8X-MAS CTF 201911638.000016.785
7OverTheWire Advent Bonanza 20198333.000022.170
19TUCTF 201912527.000026.598
124RuCTFE 20195.35000.607
10RITSEC CTF 20196873.000013.231
132ASIS CTF Finals 201938.00001.264
5DefCamp CTF Finals 20191790.000018.150
2Newbie CTF(N-CTF) 201914847.00000.000
2BackdoorCTF 20193391.000062.445
83Hack.lu CTF 2019529.00005.056
58SECCON 2019 Online CTF1498.00009.749
7CryptixCTF'192595.000026.286
50HITCON CTF 2019 Quals1325.000023.003
25Rooters CTF3462.00009.713
1Syskron Security CTF 20198941.000048.580
67PwnThyBytes CTF 20191.00000.377
25picoCTF 201932701.00000.000
38Teaser Dragon CTF 2019518.00005.964
38InCTF 20191297.00006.838
14SEC-T CTF 20192517.000010.665
5Newark Academy CTF 20198010.000026.400
296Real World CTF 2019 Quals34.00000.395
35CSAW CTF Qualification Round 20192751.000022.732
4DefCamp CTF Qualification 20193594.000024.444
54N1CTF 2019239.00001.288
29Chaos Communication Camp 2019632.00004.669
9h4ckc0n 20194572.000015.328
6redpwnCTF 20199031.000019.621
59Crypto CTF 2019476.00002.970
50CyBRICS CTF Quals 2019582.00004.446
2peaCTF 201914100.00000.000
59ISITDTU CTF 2019 Quals1770.00003.131
73Google Capture The Flag 2019 (Quals)582.000013.362
8HSCTF 614415.000022.073
6INS'hAck 20192857.000021.285
17ångstromCTF 20193010.000014.068
51WPICTF 2019881.00003.016
19Byte Bandits CTF 2019924.00007.790
50SwampCTF 20191426.00004.175
98VolgaCTF 2019 Qualifier700.00006.105
1160CTF/TCTF 2019 Quals182.00003.363
59CONFidence CTF 2019 Teaser314.00003.302
19Pragyan CTF 20192875.000019.252
7TAMUctf 1920162.000038.034
11NeverLAN CTF 20198135.000021.308
109Insomni'hack teaser 2019104.00002.117

Overall rating place: 65 with 224.330 pts in 2018

Country place: 2

PlaceEventCTF pointsRating points
5935C3 CTF374.000010.399
27X-MAS CTF 20185748.000011.389
285hxp CTF 201825.00000.456
5GreHack CTF 20181450.00000.000
10DefCamp CTF Finals 20182476.000014.209
10P.W.N. CTF2711.000015.028
190HITCON CTF 2018150.00002.290
113Hack.lu CTF 2018450.00006.765
43Hackover CTF 2018716.00003.566
61Teaser Dragon CTF 2018254.00003.236
10picoCTF 201832485.00000.000
4DefCamp CTF Qualification 20182359.000020.564
237CSAW CTF Qualification Round 2018826.00004.626
108HackIT CTF 20181.00000.233
62IceCTF 20182735.000012.572
95TokyoWesterns CTF 4th 2018582.00009.098
27WhiteHat Grand Prix 2018 – Quals830.00007.619
29Real World CTF 2018 Quals317.00004.021
90CTFZone 2018 Quals207.00001.217
8Nuit du Hack CTF Finals 20189080.00005.500
188Google Capture The Flag 2018 (Quals)113.00001.668
29FAUST CTF 20185858.00009.497
64PlaidCTF 2018451.00009.220
35ASIS CTF Quals 20181063.000011.547
118Midnight Sun CTF 2018 Quals60.00000.736
9Timisoara CTF 2018 Quals2931.000019.315
60WPICTF 2018918.00005.172
4INS'hAck 20183676.000019.996
870CTF/TCTF 2018 Quals225.00002.084
11Nuit du Hack CTF Quals 20183151.000039.177
16SwampCTF 20185125.000012.730
9VolgaCTF 2018 Quals2410.000021.026
24BackdoorCTF 2018925.000010.837
10ångstromCTF 20183225.000021.567
220N1CTF 2018146.00000.447
1THC CTF 20183183.00000.000
5Pragyan CTF 20182800.00007.848
12NeverLAN CTF 20187383.000016.250
3Xiomara CTF 20182251.000023.733
6TAMUctf 186284.000027.673
25EasyCTF IV4371.00000.000
78nullcom HackIM 2018650.00002.293
23EvlzCTF850.00006.294
71SharifCTF 8750.00008.405
59AceBear Security Contest 2018500.00001.494
65Insomni'hack teaser 2018257.00004.160

Overall rating place: 73 with 161.258 pts in 2017

Country place: 4

PlaceEventCTF pointsRating points
8934C3 CTF137.00002.791
34Takoma Park CTF440.00006.702
77Juniors CTF 20171100.00004.278
23TUCTF 20172826.000013.269
26hxp CTF 2017945.00007.061
5DefCamp CTF Finals 20173758.000018.542
141HITCON CTF 2017 Quals331.00004.590
8Hack Dat Kiwi 20171735.000014.660
13DefCamp CTF Qualification 20171184.00006.389
111BackdoorCTF 2017450.00004.984
34EKOPARTY CTF 20173448.000015.671
338CSAW CTF Qualification Round 2017426.00001.704
250Tokyo Westerns CTF 3rd 2017108.00001.479
21HackIT CTF 20171400.00007.072
33SHA2017 CTF1800.00009.778
86MeePwn CTF 1st 2017301.00001.152
77PoliCTF 2017419.00002.161
1065Google Capture The Flag 2017 (Quals)50.00000.218
62SHA2017 CTF Teaser round150.00000.000
43Security Fest 2017675.00005.480
32WhiteHat Contest 13600.00003.625
35FAUST CTF 20177177.59892.900
147RCTF 2017270.00000.593
86DEF CON CTF Qualifier 2017252.00006.951
74PlaidCTF 2017737.000012.462
15FIT-HACK CTF 20174250.000020.905
151SunshineCTF 201726.00000.087
55ASIS CTF Quals 2017879.00006.824
17Nuit du Hack CTF Quals 20171595.000017.108
17VolgaCTF 2017 Quals2000.000011.980
31EasyCTF 20174885.00000.000
2THC CTF 20172976.00000.000
16Xiomara CTF 20171501.00007.510
71Boston Key Party CTF 2017801.000011.071
17BSides San Francisco CTF3861.000014.892
3h4ckc0n mini820.000017.455
87nullcon HackIM 1250.00001.174
26Codegate 2017 prequals1640.000015.590
47BITSCTF 2017290.00005.791
82AlexCTF1890.000013.167
50Insomni'hack teaser 2017450.00003.503

Overall rating place: 30 with 386.360 pts in 2016

Country place: 2

PlaceEventCTF pointsRating points
2433C3 CTF2250.000032.967
4The 318br, DESEC, and SucuriHC Capture The Flag (3DSCTF)8061.000026.153
33SharifCTF 72280.000014.720
50SECCON 2016 Online CTF1500.00007.523
6Juniors CTF 20168900.00000.000
63RC3 CTF 20162640.00007.075
5GreHack CTF 20161850.00000.000
34Qiwi-Infosec CTF-20162800.00005.975
15DefCamp CTF Finals 20162451.000013.133
44Hack The Vote 20161399.00006.246
54EKOPARTY CTF 20161551.000013.781
26Hack.lu CTF 20161008.000026.440
89HITCON CTF 2016 Quals600.00007.835
10Hackover CTF 2016186.00007.669
32TUM CTF 2016979.00005.247
30DefCamp CTF Qualification 2016800.00004.080
49H4ckIT CTF 2016 Online3160.00009.811
100CSAW CTF Qualification Round 20161476.00007.170
48ASIS CTF Finals 2016456.00006.995
34Tokyo Westerns/MMA CTF 2nd 20161870.000016.842
8CTF(x) 20161401.00000.000
10CyberSecurityRumble CTF 20161351.000011.631
23h4ckc0n 20161601.00008.473
15IceCTF 20163631.00000.000
27Trend Micro CTF 2016 Online Qualifier1400.00008.935
78SECUINSIDE CTF Quals 2016101.00000.635
72BackdoorCTF 2016330.00004.376
331ALICTF 20165.00000.057
148DEF CON CTF Qualifier 201681.00001.998
21TU CTF 20162860.000012.668
24ASIS CTF Quals 2016879.000011.113
64Google Capture The Flag 20161370.00006.733
107Blaze CTF 2016420.00003.001
173PlaidCTF 2016276.00005.976
90Nuit du Hack CTF Quals 2016800.00009.683
32Pwn2Win CTF 2016390.00004.207
23VolgaCTF 2016 Quals2260.000011.746
55BCTF 2016710.00005.092
83Codegate CTF 2016 Quals523.00005.163
53SunshineCTF 2016355.00001.026
1370CTF 2016 Quals1.00000.807
53Boston Key Party CTF 201631.000020.507
88SSCTF 2016 Quals610.00001.293
19Internetwache CTF 20162100.00005.263
28Sharif University CTF 20162700.000017.682
37HackIM 20165200.00003.158
35Break In 2016370.00001.384
92Insomni'hack teaser 2016300.00004.088

Overall rating place: 145 with 77.374 pts in 2015

Country place: 6

PlaceEventCTF pointsRating points
5132C3 CTF1000.000010.896
37FAUST CTF 20158532.00002.405
119SECCON 2015 Online CTF1500.00007.369
499447 Security Society CTF 20151117.00007.747
20GreHack CTF 2015250.00000.000
182RCTF 2015 Quals80.00000.579
92TUM CTF Teaser30.00000.654
40EKOPARTY CTF 20151256.000012.377
87Hack.lu CTF 2015830.00008.460
18Hackover CTF 20151222.00001.682
140Defcamp CTF Qualification 2015750.00001.682
146Trend Micro CTF Asia Pacific & Japan 2015 Online Qualifier600.00002.204
225CSAW CTF Qualification Round 20151410.00008.399
63MMA CTF 1st 2015930.00007.049
73PoliCTF 2015900.00005.871

Team members

Team writeups

EventTaskAction
CSAW CTF Qualification Round 2019Brillouin [500]read writeup
CSAW CTF Qualification Round 2019count on me [100]read writeup
TAMUctf 19Homework Help [500]read writeup
TAMUctf 19Alt-F4 for Ops [500]read writeup
TokyoWesterns CTF 4th 2018Revolutional Secure Angou [154]read writeup
TokyoWesterns CTF 4th 2018mixed cipher [233]read writeup
WhiteHat Grand Prix 2018 – QualsMisc 02 [100]read writeup
Real World CTF 2018 Qualsdot free [105]read writeup
ASIS CTF Quals 2018 My Blog [147]read writeup
INS'hAck 2018Taking a look inside [400]read writeup
Nuit du Hack CTF Quals 2018Where Is My Purse ? [200]read writeup
Xiomara CTF 2018Mario in maze [150]read writeup
DefCamp CTF Finals 2017Infinity [400]read writeup
PlaidCTF 2017zamboni [200]read writeup
Nuit du Hack CTF Quals 2017WhyUNoKnock [250]read writeup
Nuit du Hack CTF Quals 2017Codetalkers [150]read writeup
THC CTF 2017HeapBoard [300]read writeup
THC CTF 2017calc [100]read writeup
Codegate 2017 prequalsHunting [350]read writeup
Codegate 2017 prequalsEasyCrack 101 [500]read writeup
Codegate 2017 prequalsmessenger [205]read writeup
Codegate 2017 prequalsBabyMISC [50]read writeup
Codegate 2017 prequalsBabyPwn [50]read writeup
nullcon HackIM Exploitation Question 2 [300]read writeup
nullcon HackIM Exploitation Question 1 [200]read writeup
The 318br, DESEC, and SucuriHC Capture The Flag (3DSCTF)WAT [400]read writeup
The 318br, DESEC, and SucuriHC Capture The Flag (3DSCTF)Please, no. BONUS [300]read writeup
The 318br, DESEC, and SucuriHC Capture The Flag (3DSCTF)Please, no. [300]read writeup
The 318br, DESEC, and SucuriHC Capture The Flag (3DSCTF)MapOs [200]read writeup
SECCON 2016 Online CTFchecker [300]read writeup
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